code: def sweep_end(self):
      return self._reading_index >= self._num_images
  
file_path: CNTK/Examples/Image/Detection/utils/od_reader.py
imports: import zipfile
  import cv2
  import numpy
  import os
  from utils.proposal_helpers import ProposalProvider, compute_targets, compute_image_stats
label_desc: Use image node_id 3 for calling the ObjectDetectionReader obj's underlying member method code with example usage: obj.sweep_end() and returns: unknown